Cita APA (7th ed.)

Kakabadse, A., & Korac-Kakabadse, N. (1999). Essence of leadership. International Thomson Business Press.

Cita Chicago (17th ed.)

Kakabadse, Andrew, i Nada Korac-Kakabadse. Essence of Leadership. London: International Thomson Business Press, 1999.

Cita MLA (9th ed.)

Kakabadse, Andrew, i Nada Korac-Kakabadse. Essence of Leadership. International Thomson Business Press, 1999.